<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

 <head>

  <title>CSS Test: replaced elements - margin</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
  <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#block-replaced-width" />
  <meta name="flags" content="" />
  <meta name="assert" content="Block-level, replaced elements with margin-left: auto and margin-right: auto should be centered within their respective parent block" />

  <style type="text/css">* { margin: 0; padding: 0 }<![CDATA[
  div
  {
  background-color: green;
  margin: 1em;
  }

  input
  {
  background-color: orange;
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: auto;
  }
  ]]></style>

 </head>

 <body>

  <p>Below, there should be 2 orange boxes horizontally centered within their respective green bars.</p>

  <div>
    <input type="button" value="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" />
  </div>

  <form action="">
    <div>
      <input type="submit" value="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" />
    </div>
  </form>

 </body>
</html>